"use client";

import { type ReactNode, useState, useEffect } from "react";
import { useLoginLogs, useLoginLogFilter } from "@/hooks/use-login-logs";
import { AuditLogsTabs } from "@/components/audit-logs-tabs";
import {
  PageHeader,
  PaperCard,
  Input,
  Select,
  LoadingState,
  ErrorState,
  EmptyState,
  Table,
  TableRow,
  TableCell,
  Pagination,
} from "@/components/ui";
import { t } from "@/lib/i18n";

export default function LoginLogsPage(): ReactNode {
  const { filter, setPage, setSearch, setAction, setStatus } =
    useLoginLogFilter();
  const { data, loading, error } = useLoginLogs(filter);
  const [searchInput, setSearchInput] = useState("");

  useEffect(() => {
    const timer = setTimeout(() => setSearch(searchInput), 300);
    return () => clearTimeout(timer);
  }, [searchInput, setSearch]);

  return (
    <div style={{ padding: 32, maxWidth: 1200, margin: "0 auto" }}>
      <PageHeader
        title={t("admin.auditLogs.loginLogs")}
        description="用户登录与登出记录"
      />

      <AuditLogsTabs />

      <PaperCard className="p-4 mb-4">
        <div className="flex gap-3 items-center">
          <Input
            type="search"
            placeholder={t("admin.common.search")}
            value={searchInput}
            onChange={(e) => setSearchInput(e.target.value)}
            style={{ width: 240 }}
          />
          <Select
            value={filter.action ?? ""}
            onChange={(e) => setAction(e.target.value)}
          >
            <option value="">{t("admin.common.all")}动作</option>
            <option value="signin">登录</option>
            <option value="signout">登出</option>
            <option value="signup">注册</option>
          </Select>
          <Select
            value={filter.status ?? ""}
            onChange={(e) => setStatus(e.target.value)}
          >
            <option value="">{t("admin.common.all")}状态</option>
            <option value="success">成功</option>
            <option value="failure">失败</option>
          </Select>
        </div>
      </PaperCard>

      <PaperCard className="p-4">
        {loading && <LoadingState />}
        {error && <ErrorState message={error.message} />}
        {!loading && !error && data && (
          <>
            {data.items.length === 0 ? (
              <EmptyState message={t("admin.common.empty")} />
            ) : (
              <>
                <Table
                  headers={[
                    t("admin.auditLogs.time"),
                    t("admin.common.name"),
                    t("admin.auditLogs.loginAction"),
                    t("admin.auditLogs.loginStatus"),
                    t("admin.auditLogs.ip"),
                    t("admin.auditLogs.userAgent"),
                    t("admin.auditLogs.failureReason"),
                  ]}
                >
                  {data.items.map((log) => (
                    <TableRow key={log.id}>
                      <TableCell style={{ whiteSpace: "nowrap" }}>
                        {new Date(log.occurredAt).toLocaleString("zh-CN")}
                      </TableCell>
                      <TableCell>{log.userName}</TableCell>
                      <TableCell
                        style={{ fontFamily: "var(--font-mono)", fontSize: 11 }}
                      >
                        {log.action}
                      </TableCell>
                      <TableCell>
                        <span
                          style={{
                            display: "inline-block",
                            padding: "2px 8px",
                            fontSize: 11,
                            borderRadius: 10,
                            background:
                              log.status === "success"
                                ? "var(--color-success)20"
                                : "var(--color-danger)20",
                            color:
                              log.status === "success"
                                ? "var(--color-success)"
                                : "var(--color-danger)",
                            border: `1px solid ${
                              log.status === "success"
                                ? "var(--color-success)40"
                                : "var(--color-danger)40"
                            }`,
                          }}
                        >
                          {log.status === "success" ? "成功" : "失败"}
                        </span>
                      </TableCell>
                      <TableCell
                        style={{ fontFamily: "var(--font-mono)", fontSize: 11 }}
                      >
                        {log.ip}
                      </TableCell>
                      <TableCell
                        style={{
                          fontFamily: "var(--font-mono)",
                          fontSize: 11,
                          maxWidth: 200,
                          overflow: "hidden",
                          textOverflow: "ellipsis",
                          whiteSpace: "nowrap",
                        }}
                      >
                        {log.userAgent}
                      </TableCell>
                      <TableCell
                        style={{
                          fontFamily: "var(--font-mono)",
                          fontSize: 11,
                          color: log.failureReason
                            ? "var(--color-danger)"
                            : "var(--color-ink-muted)",
                        }}
                      >
                        {log.failureReason ?? "—"}
                      </TableCell>
                    </TableRow>
                  ))}
                </Table>
                <Pagination
                  page={data.page}
                  pageSize={data.pageSize}
                  total={data.total}
                  hasNext={data.hasNext}
                  onPageChange={setPage}
                />
              </>
            )}
          </>
        )}
      </PaperCard>
    </div>
  );
}